The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 19, 2013
Filed:
Dec. 18, 2011
Applicants:
Stephen AU, San Diego, CA (US);
Long Bu, San Diego, CA (US);
Dandan LI, San Diego, CA (US);
Inventors:
Assignee:
Broadcom Corporation, Irvine, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03F 1/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A low noise amplifier includes a programmable input stage, having a first gain that is programmable based on a first control signal. A programmable cascode stage, has a second gain that is programmable based on a second control signal. A programmable resistor stage controls the quality of a resonant tank circuit, based on a third control signal.